Konferencijų straipsniai / Conference Articles
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Lightweight portland cement mixtures with perlite for 3D printing of concrete structures
(Modern Building Materials, Structures and Techniques MBMST 2023, 5-6 October, Vilnius, Lithuania, 2024)3D printed concrete is a special type of concrete that can be laid through a 3D printer layer by layer without any formwork support or vibration. Important performance indicators of this concrete: rheology, mechanical ... -
Effect of glass processing waste content on concrete properties
(Modern Building Materials, Structures and Techniques MBMST 2023, 5-6 October, Vilnius, Lithuania, 2024)In this study, a concrete was prepared using glass processing waste, which replaced a certain amount of cement. These experiments were conducted to determine how the amount of glass processing waste affects the properties ... -
Renewable and non-renewable primary energy factors for Lithuanian A++ buildings’ heating
(12th International conference "Environmental Engineering", 27-28 April 2023, Vilnius Gediminas Technical University, Lithuania, 2023)Lithuanian A++ buildings are highly energy-efficient, but their heating systems still require energy to operate, and the type of energy used can have a significant impact on the environment. By considering both non-renewable ... -
Passive house design aspects and analysis in Lithuania
(12th International conference "Environmental Engineering", 27-28 April 2023, Vilnius Gediminas Technical University, Lithuania, 2023)The article provides an analysis of the environment for the development of energy-efficient single-family dwellings in Lithuania in the context of European Union (EU) requirements, Lithuanian (LT) regulations, and climate ... -
Influence of industrial waste pozzolanic additives on the structure and properties of expanded glass granules cement-based composite
(Modern Building Materials, Structures and Techniques MBMST 2023, 5-6 October, Vilnius, Lithuania, 2024)In this article, the impact of industrial waste pozzolanic additives (spent fluidized bed cracking catalyst waste FCCW and metakaolin from the production of expanded glass granules MW) on the structure and properties of ... -
Intermediate till soil properties and distinctive features
(Modern Building Materials, Structures and Techniques MBMST 2023, 5-6 October, Vilnius, Lithuania, 2024)All the sediments discharged from the Quaternary glaciers differ in their granulometric and mineral composition. Tills, sands, and clays cover unevenly sized areas in various places. However, during engineering geological ... -
Effect of low oxidation graphene oxide on physical and mechanical properties of MCC type refractory castable
(Modern Building Materials, Structures and Techniques MBMST 2023, 5-6 October, Vilnius, Lithuania, 2024)The present work investigates medium cement content (MCC) refractory castable modified by graphene oxide (GO) having oxidation degree of ~ 4. For the evaluation of the effect of GO on the hydration and structure of the ... -
Accuracy assessment of the traffic safety module on two-lane rural roads
(12th International conference "Environmental Engineering", 27-28 April 2023, Vilnius Gediminas Technical University, Lithuania, 2023)EU countries use a design methodology based on the traffic safety module, proposed by the German scientist R. Lamm. This methodology makes it possible to identify potentially high-risk sections of the road that can become ... -
Asphalt pavement interlayer systems for structural performance enhancement and fatigue reduction
(12th International conference "Environmental Engineering", 27-28 April 2023, Vilnius Gediminas Technical University, Lithuania, 2023)One of the possible alternatives to extend the service life of the pavement, reducing the maintenance costs of the pavement and possibly the thickness of the overlay, is the use of grids as a reinforcing interlayer of newly ... -
An assessment of self-driving vehicles: road maintenance and infrastructure needs /
(12th International conference "Environmental Engineering", 27-28 April 2023, Vilnius Gediminas Technical University, Lithuania., 2023.)In the coming years, on the roads of the European Union countries, we will increasingly see self-driving vehicles (SDV), which will face considerable challenges on the roads. At first, SDVs will aim to adapt to the existing ... -
Discrete cracks approach for deformational analysis of reinforced concrete beams
(Modern Building Materials, Structures and Techniques MBMST 2023, 5-6 October, Vilnius, Lithuania, 2024)The discrete cracks approach is proposed for deformational analysis of reinforced concrete members as an alternative method of the classical smeared crack techniques. It evaluates analytically the effects of concrete ... -
Environmentally optimized foundation of a railway bridge
(12th International conference "Environmental Engineering", 27-28 April 2023, Vilnius Gediminas Technical University, Lithuania, 2023)The production of materials, e.g. reinforced concrete, and the construction of structures consume large amounts of energy, which lead to a large emission of CO2. Regarding the resulting impact of construction processes on ... -
Theoretical studies of processes for the organic chlorine compounds concentration reduction with natural fibers
(12th International conference "Environmental Engineering", 27-28 April 2023, Vilnius Gediminas Technical University, Lithuania, 2023)Disinfectants based on chlorine are the most commonly applied biocides for public spaces disinfection. Various studies show the use of sodium hypochlorite went up several times during the pandemic. Chlorinated compounds ... -
The effect of ion-exchange stabilizer and cement amount on improved road subgrade soil laboratory specimens compressive strength and resistance to frost
(12th International conference "Environmental Engineering", 27-28 April 2023, Vilnius Gediminas Technical University, Lithuania, 2023)Due to high price of construction materials and earthworks, scientists are looking for cost-effective solutions, especially in roads that are sensitive to moisture fluctuations and frost. To improve the performance of weak ... -
Evaluation of the methodology for determining cycling flows in Lithuania
(12th International conference "Environmental Engineering", 27-28 April 2023, Vilnius Gediminas Technical University, Lithuania, 2023)Sustainable urban development is one of the most pressing issues in urban planning, and such development requires the promotion of sustainable traffic and the use of non-motorised means of transport. The main problem ... -
Evaluation of the effectiveness of renaturalization tools of renaturalized sections of Lithuanian rivers
(12th International conference "Environmental Engineering", 27-28 April 2023, Vilnius Gediminas Technical University, Lithuania, 2023)More than 40% of natural riverbeds of Lithuanian rivers have been affected by straightening, in the installation of melioration systems. The solution of gentle renaturalization was chosen and mild renaturalization measures ... -
Timber houses in the mediterranean area: A challenge to face
(Future Energy: Challenge, Opportunity, and, Sustainability: 7th International Conference on Sustainable Energy Engineering (ICSEE 2023), 2023)About 40% of European energy consumption and most of the environmental impacts are related to the construction sector. A key role in decarbonizing the construction sector plays the timber buildings. Wood is a sustainable ... -
Experimental studies and numerical validation of sound insulation of plastic acoustic metamaterial composed of perforated layers and resonators
(12th International conference "Environmental Engineering", 27-28 April 2023, Vilnius Gediminas Technical University, Lithuania, 2023)Noise – messy loud noises of different frequencies, which have various types of pressure, which can be felt as air vibrations or sounds that interfere with human comfort. This kind of noise can be transferred through ... -
Influence of low noise barrier height on sound insertion loss
(12th International conference "Environmental Engineering", 27-28 April 2023, Vilnius Gediminas Technical University, Lithuania, 2023). Ensuring the best possible quality of the living environment is the worldwide aim. One of the very important factors strongly affecting people’s health is the traffic produced noise, the reduction of which to permissible ... -
Modelling of sound reduction of sound insulating enclosure with recycled rubber covered walls
(12th International conference "Environmental Engineering", 27-28 April 2023, Vilnius Gediminas Technical University, Lithuania, 2023)The excessive noise of machines and devices could be reduced with the use of acoustic enclosures. Additional requirement for enclosures: free air circulation through construction walls, which is important for device ...
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